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球形液滴法测液体的表面张力系数
引用本文:吕依颖,司东辉,王丽丽.球形液滴法测液体的表面张力系数[J].烟台师范学院学报(自然科学版),2014(1):36-38.
作者姓名:吕依颖  司东辉  王丽丽
作者单位:枣庄学院光电工程学院,山东枣庄277160
摘    要:利用液体表面张力系数与液滴半径及液体附加压强成比例的关系,通过螺旋式微量调旭器,控制凸出液体球的半径大小,测量丫不同半径液滴球的附加压强与液体表面张力系数,该装置还增加了温度传感器和』Jll热器,可以在密闭窄内测量不同温度下液体的表面张力系数,避免了外界环境的干扰,提高了实验精度.

关 键 词:球形液滴法  螺旋式微量调压器  连通管  附加压强

Spherical Droplet Method for Measuring the Liquid Surface Tension Coefficient
Lu Yi-ying,SI Dong-hui,WANG Li-li.Spherical Droplet Method for Measuring the Liquid Surface Tension Coefficient[J].Yantai Teachers University journal(Natural Science Edition),2014(1):36-38.
Authors:Lu Yi-ying  SI Dong-hui  WANG Li-li
Institution:( College of Optoelectronic Engineering, Zaozhuang University, Zaozhuang 277160, China)
Abstract:The additional pressure and the surface tension coefficient of spherical droplets which have different radius were measured based on the proportional relationship among the liquid surface tension coefficient and the radius and additional pressure of droplet. The radius of the prominent drop of ball were controlled by the spiral micro pressure regulator, with adding a temperature sensor and heater to measure the liquid surface ten- sion coefficient at different temperatures in a closed room,which can avoid the interference of the external envi- ronment and improve the experimental accuracy.
Keywords:spherical droplet method  spiral micro pressure regulator  connecting pipe  additional pressure
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